When Rigby develops severe Schizophrenia, it becomes Mordecai's duty to look after him. As Mordecai helps Rigby through the difficulties of his mental illness, they begin to fall for each other.

Mordecai and Rigby finally tie the knot. But when a ghost from their past comes to haunt the newlyweds will their love be able to survive or crumble under the weight of its biggest trial.

Mordecai has had feelings for Rigby for a while now. Will he be able to tell his long time friend how he feels without ruining the friendship?